Under the hoodTier: how much it should matter to you
1Useful: my rating, 1 to 5
2Signal: worth watching, 1 to 5
ElsewhereArea: what it touches
Internal ChangesKind: in v2.1.246,
Internal ChangesSection of the release
What
The record Claude Code keeps to identify a file now includes how many other names point at the same file on disk, recorded next to its creation time and version.
Evidence
otherNames: Math.max(0, o.nlink - 1)
Strings lifted out of the shipped bundle, so the claim above can be checked against them.